A-Level Maths Edexcel Core 3 - Past Paper Questions - Exponential + Log equations

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Agreed. Should be strictly bigger than 3. Thank you

HEGARTYMATHS

thanks for this! I've always had problems with logs since C2 so this definitely helped

rubych

thank you for the video, but at 15:41 isn't the domain just x>3? if we put 3 in f^-1, we get ln0, which is undefined?

adalali

At19:15, how did u prove it, I didn't understand the last step???

shayanshoaib

why doesn't hegarty maths post anymore?

Observer

I understood until he said "Now youcshould know ln(e) = 1" Where did he get that from?? how are we supposed to know that?

chewaku